FR2407459A1 - Dispositif de mesure de temperature par resistance - Google Patents
Dispositif de mesure de temperature par resistanceInfo
- Publication number
- FR2407459A1 FR2407459A1 FR7732131A FR7732131A FR2407459A1 FR 2407459 A1 FR2407459 A1 FR 2407459A1 FR 7732131 A FR7732131 A FR 7732131A FR 7732131 A FR7732131 A FR 7732131A FR 2407459 A1 FR2407459 A1 FR 2407459A1
- Authority
- FR
- France
- Prior art keywords
- temperature measurement
- temperature
- measurement device
- resistance temperature
- measured
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 238000009529 body temperature measurement Methods 0.000 title abstract 3
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 abstract 2
- 229910052697 platinum Inorganic materials 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
- G01K1/02—Means for indicating or recording specially adapted for thermometers
- G01K1/026—Means for indicating or recording specially adapted for thermometers arrangements for monitoring a plurality of temperatures, e.g. by multiplexing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
- G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
- G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
- G01K7/206—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit in a potentiometer circuit
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/18—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
- G01K7/20—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit
- G01K7/21—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer in a specially-adapted circuit, e.g. bridge circuit for modifying the output characteristic, e.g. linearising
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Indication And Recording Devices For Special Purposes And Tariff Metering Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Abstract
L'INVENTION CONCERNE LA MESURE DE TEMPERATURE. LE DISPOSITIF DE L'INVENTION PERMET DE MESURER LA TEMPERATURE EN UN CERTAIN NOMBRE D'EMPLACEMENTS DANS LESQUELS SONT PLACES DES DETECTEURS DE TEMPERATURE AU PLATINE. LES TENSIONS QUI APPARAISSENT AUX BORNES DE CES ELEMENTS LORSQU'ILS SONT TRAVERSES PAR LE COURANT CONSTANT D'UNE SOURCE I SONT TRAITEES PAR DES CIRCUITS A, 22, 24 ET 26 POUR DONNER UN SIGNAL DIRECTEMENT PROPORTIONNEL A LA TEMPERATURE MESUREE, SANS NECESSITER L'EMPLOI DE NOMBREUX COMPOSANTS DE PRECISION. APPLICATION A LA MESURE DE LA TEMPERATURE DANS LES INSTALLATIONS INDUSTRIELLES.
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/717,936 US4102199A (en) | 1976-08-26 | 1976-08-26 | RTD measurement system |
JP3341877A JPS5327469A (en) | 1976-08-26 | 1977-03-28 | Resistance temperature measuring instrument |
GB42069/77A GB1593673A (en) | 1976-08-26 | 1977-10-10 | Measurement system using resistance temperature detectors |
SE7711437A SE412804B (sv) | 1976-08-26 | 1977-10-11 | Metsystem for att elektriskt bestemma temperaturen pa ett flertal, olika stellen och innefattande pa vart och ett av dessa stellen en motstandstemperaturgivare |
DE19772746360 DE2746360A1 (de) | 1976-08-26 | 1977-10-14 | Messystem zum elektrischen bestimmen der temperatur |
NL7711384A NL7711384A (en) | 1976-08-26 | 1977-10-17 | Remote thermal monitoring of several locations - uses alternative thermal resistors which switch into branch of resistive bridge |
FR7732131A FR2407459A1 (fr) | 1976-08-26 | 1977-10-25 | Dispositif de mesure de temperature par resistance |
BE182640A BE860856A (fr) | 1976-08-26 | 1977-11-16 | Systeme de mesure de detecteurs de temperature par resistance |
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/717,936 US4102199A (en) | 1976-08-26 | 1976-08-26 | RTD measurement system |
GB42069/77A GB1593673A (en) | 1976-08-26 | 1977-10-10 | Measurement system using resistance temperature detectors |
SE7711437A SE412804B (sv) | 1976-08-26 | 1977-10-11 | Metsystem for att elektriskt bestemma temperaturen pa ett flertal, olika stellen och innefattande pa vart och ett av dessa stellen en motstandstemperaturgivare |
DE19772746360 DE2746360A1 (de) | 1976-08-26 | 1977-10-14 | Messystem zum elektrischen bestimmen der temperatur |
NL7711384A NL7711384A (en) | 1976-08-26 | 1977-10-17 | Remote thermal monitoring of several locations - uses alternative thermal resistors which switch into branch of resistive bridge |
FR7732131A FR2407459A1 (fr) | 1976-08-26 | 1977-10-25 | Dispositif de mesure de temperature par resistance |
BE860856 | 1977-11-16 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2407459A1 true FR2407459A1 (fr) | 1979-05-25 |
Family
ID=40546037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7732131A Withdrawn FR2407459A1 (fr) | 1976-08-26 | 1977-10-25 | Dispositif de mesure de temperature par resistance |
Country Status (8)
Country | Link |
---|---|
US (1) | US4102199A (fr) |
JP (1) | JPS5327469A (fr) |
BE (1) | BE860856A (fr) |
DE (1) | DE2746360A1 (fr) |
FR (1) | FR2407459A1 (fr) |
GB (1) | GB1593673A (fr) |
NL (1) | NL7711384A (fr) |
SE (1) | SE412804B (fr) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460476A2 (fr) * | 1979-07-05 | 1981-01-23 | Blanzy Ouest Union Indle | Compteur de quantites de chaleur |
FR2536854A1 (fr) * | 1982-11-25 | 1984-06-01 | Elf Aquitaine | Dispositif de mesure de la temperature |
WO1995000825A1 (fr) * | 1993-06-22 | 1995-01-05 | Honeywell Inc. | Circuit de temperature totale collecteur de courant a double concordance |
Families Citing this family (81)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4179745A (en) * | 1978-05-30 | 1979-12-18 | Gentran, Inc. | Thermocouple linearizer circuit |
US4349886A (en) * | 1979-03-27 | 1982-09-14 | Ibar Jean Pierre | Device for modifying or controlling the shape of an electrical output signal |
JPS5877630A (ja) * | 1981-11-02 | 1983-05-11 | Nissan Motor Co Ltd | 温度測定装置 |
US4672566A (en) * | 1981-12-01 | 1987-06-09 | Nissan Motor Company, Limited | Device for measuring variable with automatic compensation for offset |
US4575806A (en) * | 1982-03-26 | 1986-03-11 | Gould, Inc. | Precision temperature measuring system |
US4528637A (en) * | 1982-06-17 | 1985-07-09 | Westinghouse Electric Corp. | Data acquisition system and analog to digital converter therefor |
US4556329A (en) * | 1982-12-01 | 1985-12-03 | General Electric Company | Resistor temperature device trip unit |
DE3313559C2 (de) * | 1983-04-14 | 1986-09-04 | Siemens AG, 1000 Berlin und 8000 München | Anordnung zum Messen und/oder Überwachen der Temperaturen in Maschinen oder Geräten |
JPS59174740U (ja) * | 1983-05-10 | 1984-11-21 | オムロン株式会社 | 近接スイツチ |
JPS6118711U (ja) * | 1984-07-09 | 1986-02-03 | 株式会社 葛飾プレス工業所 | 棒状化粧料繰り出し容器 |
US4807151A (en) * | 1986-04-11 | 1989-02-21 | Purdue Research Foundation | Electrical technique for correcting bridge type mass air flow rate sensor errors resulting from ambient temperature variations |
US5031126A (en) * | 1988-06-30 | 1991-07-09 | Delta M Corporation | Constant power thermal sensor |
DE4030508C2 (de) * | 1990-09-27 | 1994-11-24 | Stiebel Eltron Gmbh & Co Kg | Eingangsschaltung für Temperaturfühler |
US5137370A (en) * | 1991-03-25 | 1992-08-11 | Delta M Corporation | Thermoresistive sensor system |
US5317520A (en) * | 1991-07-01 | 1994-05-31 | Moore Industries International Inc. | Computerized remote resistance measurement system with fault detection |
US5183039A (en) * | 1991-08-23 | 1993-02-02 | Baxter International Inc. | Temperature control device for fluid filled pad |
US7254518B2 (en) * | 1996-03-28 | 2007-08-07 | Rosemount Inc. | Pressure transmitter with diagnostics |
US8290721B2 (en) | 1996-03-28 | 2012-10-16 | Rosemount Inc. | Flow measurement diagnostics |
US7085610B2 (en) | 1996-03-28 | 2006-08-01 | Fisher-Rosemount Systems, Inc. | Root cause diagnostics |
US6539267B1 (en) | 1996-03-28 | 2003-03-25 | Rosemount Inc. | Device in a process system for determining statistical parameter |
US7630861B2 (en) | 1996-03-28 | 2009-12-08 | Rosemount Inc. | Dedicated process diagnostic device |
US7623932B2 (en) * | 1996-03-28 | 2009-11-24 | Fisher-Rosemount Systems, Inc. | Rule set for root cause diagnostics |
US6907383B2 (en) | 1996-03-28 | 2005-06-14 | Rosemount Inc. | Flow diagnostic system |
US7949495B2 (en) | 1996-03-28 | 2011-05-24 | Rosemount, Inc. | Process variable transmitter with diagnostics |
US6017143A (en) | 1996-03-28 | 2000-01-25 | Rosemount Inc. | Device in a process system for detecting events |
US6654697B1 (en) | 1996-03-28 | 2003-11-25 | Rosemount Inc. | Flow measurement with diagnostics |
US5842788A (en) * | 1996-11-01 | 1998-12-01 | Ta Instruments, Inc. | Differential scanning calorimeter |
US6601005B1 (en) | 1996-11-07 | 2003-07-29 | Rosemount Inc. | Process device diagnostics using process variable sensor signal |
US6449574B1 (en) | 1996-11-07 | 2002-09-10 | Micro Motion, Inc. | Resistance based process control device diagnostics |
US6519546B1 (en) | 1996-11-07 | 2003-02-11 | Rosemount Inc. | Auto correcting temperature transmitter with resistance based sensor |
US6754601B1 (en) | 1996-11-07 | 2004-06-22 | Rosemount Inc. | Diagnostics for resistive elements of process devices |
US6434504B1 (en) | 1996-11-07 | 2002-08-13 | Rosemount Inc. | Resistance based process control device diagnostics |
DE29708372U1 (de) * | 1997-05-09 | 1997-07-17 | Siemens AG, 80333 München | Meßanordnung mit mehreren Eingangskanälen |
DE69818494T2 (de) | 1997-10-13 | 2004-07-01 | Rosemount Inc., Eden Prairie | Übertragungsmethode für Feldvorrichtungen in industriellen Prozessen |
US6244744B1 (en) * | 1998-05-20 | 2001-06-12 | James Calvin | Three-wire RTD interface |
US6615149B1 (en) | 1998-12-10 | 2003-09-02 | Rosemount Inc. | Spectral diagnostics in a magnetic flow meter |
US6611775B1 (en) | 1998-12-10 | 2003-08-26 | Rosemount Inc. | Electrode leakage diagnostics in a magnetic flow meter |
US6356191B1 (en) * | 1999-06-17 | 2002-03-12 | Rosemount Inc. | Error compensation for a process fluid temperature transmitter |
US7010459B2 (en) | 1999-06-25 | 2006-03-07 | Rosemount Inc. | Process device diagnostics using process variable sensor signal |
DK1247268T4 (da) | 1999-07-01 | 2009-11-16 | Rosemount Inc | Selvvaliderende totråd-temperaturtransmitter med lav effekt |
US6505517B1 (en) | 1999-07-23 | 2003-01-14 | Rosemount Inc. | High accuracy signal processing for magnetic flowmeter |
US6701274B1 (en) | 1999-08-27 | 2004-03-02 | Rosemount Inc. | Prediction of error magnitude in a pressure transmitter |
US6556145B1 (en) | 1999-09-24 | 2003-04-29 | Rosemount Inc. | Two-wire fluid temperature transmitter with thermocouple diagnostics |
FR2812391B1 (fr) * | 2000-07-28 | 2003-01-10 | Valeo Climatisation | Dispositif de mesure notamment pour une installation de chauffage-climatisation |
US6735484B1 (en) | 2000-09-20 | 2004-05-11 | Fargo Electronics, Inc. | Printer with a process diagnostics system for detecting events |
US6970003B2 (en) | 2001-03-05 | 2005-11-29 | Rosemount Inc. | Electronics board life prediction of microprocessor-based transmitters |
US6629059B2 (en) | 2001-05-14 | 2003-09-30 | Fisher-Rosemount Systems, Inc. | Hand held diagnostic and communication device with automatic bus detection |
US6772036B2 (en) | 2001-08-30 | 2004-08-03 | Fisher-Rosemount Systems, Inc. | Control system using process model |
US7223014B2 (en) * | 2003-03-28 | 2007-05-29 | Intempco Controls Ltd. | Remotely programmable integrated sensor transmitter |
JP4624351B2 (ja) | 2003-07-18 | 2011-02-02 | ローズマウント インコーポレイテッド | プロセス診断法 |
US7018800B2 (en) | 2003-08-07 | 2006-03-28 | Rosemount Inc. | Process device with quiescent current diagnostics |
US7627441B2 (en) | 2003-09-30 | 2009-12-01 | Rosemount Inc. | Process device with vibration based diagnostics |
US7523667B2 (en) | 2003-12-23 | 2009-04-28 | Rosemount Inc. | Diagnostics of impulse piping in an industrial process |
US6920799B1 (en) | 2004-04-15 | 2005-07-26 | Rosemount Inc. | Magnetic flow meter with reference electrode |
US7046180B2 (en) | 2004-04-21 | 2006-05-16 | Rosemount Inc. | Analog-to-digital converter with range error detection |
US8112565B2 (en) | 2005-06-08 | 2012-02-07 | Fisher-Rosemount Systems, Inc. | Multi-protocol field device interface with automatic bus detection |
US20070068225A1 (en) | 2005-09-29 | 2007-03-29 | Brown Gregory C | Leak detector for process valve |
US7405552B2 (en) * | 2006-01-04 | 2008-07-29 | Micron Technology, Inc. | Semiconductor temperature sensor with high sensitivity |
US7367712B2 (en) * | 2006-02-06 | 2008-05-06 | National Instruments Corporation | RTD measurement unit including detection mechanism for automatic selection of 3-wire or 4-wire RTD measurement mode |
US7953501B2 (en) | 2006-09-25 | 2011-05-31 | Fisher-Rosemount Systems, Inc. | Industrial process control loop monitor |
US8788070B2 (en) | 2006-09-26 | 2014-07-22 | Rosemount Inc. | Automatic field device service adviser |
JP2010505121A (ja) | 2006-09-29 | 2010-02-18 | ローズマウント インコーポレイテッド | 検証を備える磁気流量計 |
US7321846B1 (en) | 2006-10-05 | 2008-01-22 | Rosemount Inc. | Two-wire process control loop diagnostics |
US8898036B2 (en) | 2007-08-06 | 2014-11-25 | Rosemount Inc. | Process variable transmitter with acceleration sensor |
US9492826B2 (en) * | 2007-08-29 | 2016-11-15 | Canon U.S. Life Sciences, Inc. | Microfluidic devices with integrated resistive heater electrodes including systems and methods for controlling and measuring the temperatures of such heater electrodes |
US8380457B2 (en) | 2007-08-29 | 2013-02-19 | Canon U.S. Life Sciences, Inc. | Microfluidic devices with integrated resistive heater electrodes including systems and methods for controlling and measuring the temperatures of such heater electrodes |
US8306773B2 (en) | 2007-08-29 | 2012-11-06 | Canon U.S. Life Sciences, Inc. | Microfluidic devices with integrated resistive heater electrodes including systems and methods for controlling and measuring the temperatures of such heater electrodes |
US7590511B2 (en) | 2007-09-25 | 2009-09-15 | Rosemount Inc. | Field device for digital process control loop diagnostics |
US7921734B2 (en) | 2009-05-12 | 2011-04-12 | Rosemount Inc. | System to detect poor process ground connections |
US20150069045A1 (en) * | 2009-06-29 | 2015-03-12 | Canon U.S. Life Sciences, Inc. | Thermal control systems and methods using thermally guarded multiplexed sensors |
US9534962B2 (en) * | 2010-07-19 | 2017-01-03 | Mediatek Inc. | Temperature measurement devices |
US9207670B2 (en) | 2011-03-21 | 2015-12-08 | Rosemount Inc. | Degrading sensor detection implemented within a transmitter |
CN103185645B (zh) * | 2011-12-29 | 2014-09-17 | 中国科学院沈阳自动化研究所 | 应用于风机控制系统的高精度温度检测装置及检测方法 |
KR102025722B1 (ko) | 2012-05-02 | 2019-09-26 | 가부시키가이샤 한도오따이 에네루기 켄큐쇼 | 온도 센서 회로, 및 온도 센서 회로를 사용한 반도체 장치 |
US9052240B2 (en) | 2012-06-29 | 2015-06-09 | Rosemount Inc. | Industrial process temperature transmitter with sensor stress diagnostics |
US9207129B2 (en) | 2012-09-27 | 2015-12-08 | Rosemount Inc. | Process variable transmitter with EMF detection and correction |
US9602122B2 (en) | 2012-09-28 | 2017-03-21 | Rosemount Inc. | Process variable measurement noise diagnostic |
US20140241400A1 (en) * | 2013-02-27 | 2014-08-28 | Linear Technology Corporation | Rotating 3-wire resistance temperature detection excitation current sources and method |
EP2921832B1 (fr) * | 2014-03-21 | 2016-06-15 | Linear Technology Corporation | Détecteur de température à résistance à trois fils et méthode de mesure de sa résistance |
US10024728B2 (en) * | 2015-10-09 | 2018-07-17 | Linear Technology Llc | Circuit and arrangement for 3-wire measurements with input protection |
CN108919777B (zh) * | 2018-06-27 | 2020-11-20 | 中国南方电网有限责任公司电网技术研究中心 | 一种稳控系统的数字化闭环测试系统及方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2148190A1 (fr) * | 1971-08-03 | 1973-03-11 | Johnson Service Co | |
US3754442A (en) * | 1970-12-01 | 1973-08-28 | Instrulab Inc | Temperature measuring system producing linear output signal from non-linear sensing resistance |
FR2195339A5 (fr) * | 1972-08-02 | 1974-03-01 | Telemecanique Electrique | |
US3913403A (en) * | 1973-10-11 | 1975-10-21 | Leeds & Northrup Co | Temperature measurement with three-lead resistance thermometers by dual constant current method |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3363462A (en) * | 1964-09-30 | 1968-01-16 | Cullen M. Sabin | Fluid anemometer system |
US3651696A (en) * | 1969-07-15 | 1972-03-28 | Rosemount Eng Co Ltd | Linearized resistance bridge circuit operable in plurality from a common power supply |
GB1383661A (en) * | 1971-04-30 | 1974-02-12 | Shinomura N | Temperature measuring equipment |
US3854039A (en) * | 1973-04-30 | 1974-12-10 | Rosemont Inc | Current transmitter circuitry to provide an output varying as the square root of a measured variable condition |
US3906796A (en) * | 1974-01-14 | 1975-09-23 | Robert Francis Dumbeck | Electronic temperature measuring apparatus |
-
1976
- 1976-08-26 US US05/717,936 patent/US4102199A/en not_active Expired - Lifetime
-
1977
- 1977-03-28 JP JP3341877A patent/JPS5327469A/ja active Pending
- 1977-10-10 GB GB42069/77A patent/GB1593673A/en not_active Expired
- 1977-10-11 SE SE7711437A patent/SE412804B/sv unknown
- 1977-10-14 DE DE19772746360 patent/DE2746360A1/de not_active Withdrawn
- 1977-10-17 NL NL7711384A patent/NL7711384A/xx not_active Application Discontinuation
- 1977-10-25 FR FR7732131A patent/FR2407459A1/fr not_active Withdrawn
- 1977-11-16 BE BE182640A patent/BE860856A/fr unknown
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3754442A (en) * | 1970-12-01 | 1973-08-28 | Instrulab Inc | Temperature measuring system producing linear output signal from non-linear sensing resistance |
FR2148190A1 (fr) * | 1971-08-03 | 1973-03-11 | Johnson Service Co | |
US3750155A (en) * | 1971-08-03 | 1973-07-31 | Johnson Service Co | Temperature monitoring circuit |
FR2195339A5 (fr) * | 1972-08-02 | 1974-03-01 | Telemecanique Electrique | |
US3913096A (en) * | 1972-08-02 | 1975-10-14 | Telemecanique Electrique | Measuring device for use with an electrical transducer having parabolic resistance response |
US3913403A (en) * | 1973-10-11 | 1975-10-21 | Leeds & Northrup Co | Temperature measurement with three-lead resistance thermometers by dual constant current method |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2460476A2 (fr) * | 1979-07-05 | 1981-01-23 | Blanzy Ouest Union Indle | Compteur de quantites de chaleur |
FR2536854A1 (fr) * | 1982-11-25 | 1984-06-01 | Elf Aquitaine | Dispositif de mesure de la temperature |
WO1995000825A1 (fr) * | 1993-06-22 | 1995-01-05 | Honeywell Inc. | Circuit de temperature totale collecteur de courant a double concordance |
Also Published As
Publication number | Publication date |
---|---|
JPS5327469A (en) | 1978-03-14 |
BE860856A (fr) | 1978-03-16 |
GB1593673A (en) | 1981-07-22 |
US4102199A (en) | 1978-07-25 |
DE2746360A1 (de) | 1979-04-19 |
SE412804B (sv) | 1980-03-17 |
SE7711437L (sv) | 1979-04-12 |
NL7711384A (en) | 1979-04-19 |
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